To faciltiate users, the United States of America is divided into regions known as Area Codes, corresponding to particular geographic telephone dialing areas.
An area code denotes the regional location of a phone number within the United States.
The Area Code table below shows an area codes each.
Area Code 321 listing, by city
@The cities listed with each area code are the major cities for that area code;
| City / State | Area code | Zip Code | County | Iso | |
|---|---|---|---|---|---|
| Cape Canaveral (Florida) | 321 | 32920 | Brevard | US-FL | |
| Cape Canaveral (Florida) | 321 | 32920 | Brevard | US-FL | |
| Cape Canaveral (Florida) | 321 | 32920 | Brevard | US-FL | |
| Cocoa (Florida) | 321 | 32922 | Brevard | US-FL | |
| Cocoa (Florida) | 321 | 32923 | Brevard | US-FL | |
| Cocoa (Florida) | 321 | 32924 | Brevard | US-FL | |
| Cocoa (Florida) | 321 | 32926 | Brevard | US-FL | |
| Cocoa (Florida) | 321 | 32927 | Brevard | US-FL | |
| Cocoa (Florida) | 321 | 32922 | Brevard | US-FL | |
| Cocoa (Florida) | 321 | 32923 | Brevard | US-FL | |
| Cocoa (Florida) | 321 | 32924 | Brevard | US-FL | |
| Cocoa (Florida) | 321 | 32926 | Brevard | US-FL | |
| Cocoa (Florida) | 321 | 32927 | Brevard | US-FL | |
| Cocoa (Florida) | 321 | 32922 | Brevard | US-FL | |
| Cocoa (Florida) | 321 | 32923 | Brevard | US-FL | |
| Cocoa (Florida) | 321 | 32924 | Brevard | US-FL | |
| Cocoa (Florida) | 321 | 32926 | Brevard | US-FL | |
| Cocoa (Florida) | 321 | 32927 | Brevard | US-FL | |
| Cocoa Beach (Florida) | 321 | 32931 | Brevard | US-FL | |
| Cocoa Beach (Florida) | 321 | 32932 | Brevard | US-FL | |
| Cocoa Beach (Florida) | 321 | 32931 | Brevard | US-FL | |
| Cocoa Beach (Florida) | 321 | 32932 | Brevard | US-FL | |
| Cocoa Beach (Florida) | 321 | 32931 | Brevard | US-FL | |
| Cocoa Beach (Florida) | 321 | 32932 | Brevard | US-FL | |
| Grant (Florida) | 321 | 32949 | Brevard | US-FL | |
| Grant (Florida) | 321 | 32949 | Brevard | US-FL | |
| Grant (Florida) | 321 | 32949 | Brevard | US-FL | |
| Indialantic (Florida) | 321 | 32903 | Brevard | US-FL | |
| Indialantic (Florida) | 321 | 32903 | Brevard | US-FL | |
| Indialantic (Florida) | 321 | 32903 | Brevard | US-FL | |
| Malabar (Florida) | 321 | 32950 | Brevard | US-FL | |
| Malabar (Florida) | 321 | 32950 | Brevard | US-FL | |
| Malabar (Florida) | 321 | 32950 | Brevard | US-FL | |
| Melbourne (Florida) | 321 | 32901 | Brevard | US-FL | |
| Melbourne (Florida) | 321 | 32902 | Brevard | US-FL | |
| Melbourne (Florida) | 321 | 32904 | Brevard | US-FL | |
| Melbourne (Florida) | 321 | 32912 | Brevard | US-FL | |
| Melbourne (Florida) | 321 | 32919 | Brevard | US-FL | |
| Melbourne (Florida) | 321 | 32934 | Brevard | US-FL | |
| Melbourne (Florida) | 321 | 32935 | Brevard | US-FL | |
| Melbourne (Florida) | 321 | 32936 | Brevard | US-FL | |
| Melbourne (Florida) | 321 | 32940 | Brevard | US-FL | |
| Melbourne (Florida) | 321 | 32941 | Brevard | US-FL | |
| Melbourne (Florida) | 321 | 32901 | Brevard | US-FL | |
| Melbourne (Florida) | 321 | 32902 | Brevard | US-FL | |
| Melbourne (Florida) | 321 | 32904 | Brevard | US-FL | |
| Melbourne (Florida) | 321 | 32912 | Brevard | US-FL | |
| Melbourne (Florida) | 321 | 32919 | Brevard | US-FL | |
| Melbourne (Florida) | 321 | 32934 | Brevard | US-FL | |
| Melbourne (Florida) | 321 | 32935 | Brevard | US-FL | |
| Melbourne (Florida) | 321 | 32936 | Brevard | US-FL | |
| Melbourne (Florida) | 321 | 32940 | Brevard | US-FL | |
| Melbourne (Florida) | 321 | 32941 | Brevard | US-FL | |
| Melbourne (Florida) | 321 | 32901 | Brevard | US-FL | |
| Melbourne (Florida) | 321 | 32902 | Brevard | US-FL | |
| Melbourne (Florida) | 321 | 32904 | Brevard | US-FL | |
| Melbourne (Florida) | 321 | 32912 | Brevard | US-FL | |
| Melbourne (Florida) | 321 | 32919 | Brevard | US-FL | |
| Melbourne (Florida) | 321 | 32934 | Brevard | US-FL | |
| Melbourne (Florida) | 321 | 32935 | Brevard | US-FL | |
| Melbourne (Florida) | 321 | 32936 | Brevard | US-FL | |
| Melbourne (Florida) | 321 | 32940 | Brevard | US-FL | |
| Melbourne (Florida) | 321 | 32941 | Brevard | US-FL | |
| Melbourne Beach (Florida) | 321 | 32951 | Brevard | US-FL | |
| Melbourne Beach (Florida) | 321 | 32951 | Brevard | US-FL | |
| Melbourne Beach (Florida) | 321 | 32951 | Brevard | US-FL | |
| Merritt Island (Florida) | 321 | 32953 | Brevard | US-FL | |
| Merritt Island (Florida) | 321 | 32952 | Brevard | US-FL | |
| Merritt Island (Florida) | 321 | 32953 | Brevard | US-FL | |
| Merritt Island (Florida) | 321 | 32954 | Brevard | US-FL | |
| Merritt Island (Florida) | 321 | 32953 | Brevard | US-FL | |
| Merritt Island (Florida) | 321 | 32952 | Brevard | US-FL | |
| Merritt Island (Florida) | 321 | 32953 | Brevard | US-FL | |
| Merritt Island (Florida) | 321 | 32954 | Brevard | US-FL | |
| Merritt Island (Florida) | 321 | 32953 | Brevard | US-FL | |
| Merritt Island (Florida) | 321 | 32952 | Brevard | US-FL | |
| Merritt Island (Florida) | 321 | 32953 | Brevard | US-FL | |
| Merritt Island (Florida) | 321 | 32954 | Brevard | US-FL | |
| Orlando (Florida) | 321 | 32815 | Orange | US-FL | |
| Orlando (Florida) | 321 | 32815 | Orange | US-FL | |
| Orlando (Florida) | 321 | 32815 | Orange | US-FL | |
| Orlando (Florida) | 321 | 32805 | Orange | US-FL | |
| Palm Bay (Florida) | 321 | 32905 | Brevard | US-FL | |
| Palm Bay (Florida) | 321 | 32906 | Brevard | US-FL | |
| Palm Bay (Florida) | 321 | 32907 | Brevard | US-FL | |
| Palm Bay (Florida) | 321 | 32908 | Brevard | US-FL | |
| Palm Bay (Florida) | 321 | 32909 | Brevard | US-FL | |
| Palm Bay (Florida) | 321 | 32910 | Brevard | US-FL | |
| Palm Bay (Florida) | 321 | 32911 | Brevard | US-FL | |
| Palm Bay (Florida) | 321 | 32905 | Brevard | US-FL | |
| Palm Bay (Florida) | 321 | 32906 | Brevard | US-FL | |
| Palm Bay (Florida) | 321 | 32907 | Brevard | US-FL | |
| Palm Bay (Florida) | 321 | 32908 | Brevard | US-FL | |
| Palm Bay (Florida) | 321 | 32909 | Brevard | US-FL | |
| Palm Bay (Florida) | 321 | 32910 | Brevard | US-FL | |
| Palm Bay (Florida) | 321 | 32911 | Brevard | US-FL | |
| Palm Bay (Florida) | 321 | 32905 | Brevard | US-FL | |
| Palm Bay (Florida) | 321 | 32906 | Brevard | US-FL | |
| Palm Bay (Florida) | 321 | 32907 | Brevard | US-FL | |
| Palm Bay (Florida) | 321 | 32908 | Brevard | US-FL | |
| Palm Bay (Florida) | 321 | 32909 | Brevard | US-FL | |
| Palm Bay (Florida) | 321 | 32910 | Brevard | US-FL | |
| Palm Bay (Florida) | 321 | 32911 | Brevard | US-FL | |
| Patrick Afb (Florida) | 321 | 32925 | Brevard | US-FL | |
| Patrick Afb (Florida) | 321 | 32925 | Brevard | US-FL | |
| Patrick Afb (Florida) | 321 | 32925 | Brevard | US-FL | |
| Rockledge (Florida) | 321 | 32955 | Brevard | US-FL | |
| Rockledge (Florida) | 321 | 32956 | Brevard | US-FL | |
| Rockledge (Florida) | 321 | 32955 | Brevard | US-FL | |
| Rockledge (Florida) | 321 | 32956 | Brevard | US-FL | |
| Rockledge (Florida) | 321 | 32955 | Brevard | US-FL | |
| Rockledge (Florida) | 321 | 32956 | Brevard | US-FL | |
| Satellite Beach (Florida) | 321 | 32937 | Brevard | US-FL | |
| Satellite Beach (Florida) | 321 | 32937 | Brevard | US-FL | |
| Satellite Beach (Florida) | 321 | 32937 | Brevard | US-FL | |
| Scottsmoor (Florida) | 321 | 32775 | Brevard | US-FL | |
| Scottsmoor (Florida) | 321 | 32775 | Brevard | US-FL | |
| Scottsmoor (Florida) | 321 | 32775 | Brevard | US-FL | |
| Sharpes (Florida) | 321 | 32959 | Brevard | US-FL | |
| Sharpes (Florida) | 321 | 32959 | Brevard | US-FL | |
| Sharpes (Florida) | 321 | 32959 | Brevard | US-FL | |
| Titusville (Florida) | 321 | 32780 | Brevard | US-FL | |
| Titusville (Florida) | 321 | 32781 | Brevard | US-FL | |
| Titusville (Florida) | 321 | 32782 | Brevard | US-FL | |
| Titusville (Florida) | 321 | 32783 | Brevard | US-FL | |
| Titusville (Florida) | 321 | 32796 | Brevard | US-FL | |
| Titusville (Florida) | 321 | 32780 | Brevard | US-FL | |
| Titusville (Florida) | 321 | 32781 | Brevard | US-FL | |
| Titusville (Florida) | 321 | 32782 | Brevard | US-FL | |
| Titusville (Florida) | 321 | 32783 | Brevard | US-FL | |
| Titusville (Florida) | 321 | 32796 | Brevard | US-FL | |
| Titusville (Florida) | 321 | 32780 | Brevard | US-FL | |
| Titusville (Florida) | 321 | 32781 | Brevard | US-FL | |
| Titusville (Florida) | 321 | 32782 | Brevard | US-FL | |
| Titusville (Florida) | 321 | 32783 | Brevard | US-FL | |
| Titusville (Florida) | 321 | 32796 | Brevard | US-FL |