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Area Codes that cover ZIP Code 21157
CARROLLTON, WESTMINSTER, MD
ZIP Code 21157 Details
| Zip Code: | 21157 | | Population: | 36,920 |
| Area Code: | 410 | 443 | 667 | Households per Zip Code: | 13,683 |
| City: | WESTMINSTER | Average House Value: | $312,900 |
| State: | MD | Avg. Income Per Household: | $82,134 |
| County: | CARROLL | Persons Per Household | 2.58 |
| Latitude: | 39.555281 | White Population: | 34,428 |
| Longitude: | -76.990516 | Black Population: | 1,612 |
| Elevation: | 829 | Hispanic Population: | 1,368 |
| City Alias(es): | CARROLLTON
WESTMINSTER | Number of Businesses: | 1316 |
| MSA: | 8872 |
| MSA Name: | Washington-Baltimore, DC-MD-VA-WV CMSA |
| PMSA: | 0720 |
AreaCodes & Prefixes for ZIP Code 21157
| Area Code |
Prefix |
Zip Count |
ZIP Freq |
Type |
Company |
Rate Center |
| 410 |
259 |
36920 |
0 |
WIRELESS |
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
WESTMINSTR |
| 410 |
386 |
36920 |
0 |
LANDLINE |
VERIZON MARYLAND, INC. |
WESTMINSTR |
| 410 |
596 |
36920 |
0 |
WIRELESS |
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
WESTMINSTR |
| 410 |
751 |
36920 |
0 |
LANDLINE |
VERIZON MARYLAND, INC. |
WESTMINSTR |
| 410 |
840 |
36920 |
0 |
LANDLINE |
VERIZON MARYLAND, INC. |
REISTERSTN |
| 410 |
848 |
36920 |
0 |
LANDLINE |
VERIZON MARYLAND, INC. |
WESTMINSTR |
| 410 |
857 |
36920 |
0 |
LANDLINE |
VERIZON MARYLAND, INC. |
WESTMINSTR |
| 410 |
871 |
36920 |
0 |
LANDLINE |
VERIZON MARYLAND, INC. |
WESTMINSTR |
| 410 |
875 |
36920 |
0 |
LANDLINE |
VERIZON MARYLAND, INC. |
SYKESVILLE |
| 410 |
876 |
36920 |
0 |
LANDLINE |
VERIZON MARYLAND, INC. |
REISTERSTN |
| 443 |
201 |
36920 |
0 |
WIRELESS |
NEW CINGULAR WIRELESS PCS, LLC - DC |
WESTMINSTR |
| 443 |
241 |
36920 |
0 |
LANDLINE |
ONVOY, LLC - MD |
WESTMINSTR |
| 443 |
244 |
36920 |
0 |
LANDLINE |
LEVEL 3 COMMUNICATIONS, LLC - MD |
WESTMINSTR |
| 443 |
289 |
36920 |
0 |
LANDLINE |
MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD |
WESTMINSTR |
| 443 |
293 |
36920 |
0 |
LANDLINE |
GLOBAL CROSSING LOCAL SERVICES, INC. - MD |
WESTMINSTR |
| 443 |
340 |
36920 |
0 |
WIRELESS |
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
WESTMINSTR |
| 443 |
368 |
36920 |
0 |
LANDLINE |
CORE COMMUNICATIONS, INC.- MD |
WESTMINSTR |
| 443 |
487 |
36920 |
0 |
LANDLINE |
LEVEL 3 COMMUNICATIONS, LLC - MD |
WESTMINSTR |
| 443 |
536 |
36920 |
0 |
WIRELESS |
SPRINT SPECTRUM, L.P. |
WESTMINSTR |
| 443 |
547 |
36920 |
0 |
WIRELESS |
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
WESTMINSTR |
| 443 |
605 |
36920 |
0 |
LANDLINE |
CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD |
WESTMINSTR |
| 443 |
789 |
36920 |
0 |
WIRELESS |
NEW CINGULAR WIRELESS PCS, LLC - DC |
WESTMINSTR |
| 443 |
821 |
36920 |
0 |
WIRELESS |
SPRINT SPECTRUM, L.P. |
WESTMINSTR |
| 443 |
952 |
36920 |
0 |
WIRELESS |
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
WESTMINSTR |
| 443 |
974 |
36920 |
0 |
LANDLINE |
TELEPORT COMMUNICATIONS AMERICA, LLC - MD |
WESTMINSTR |
| 667 |
272 |
36920 |
0 |
WIRELESS |
NEW CINGULAR WIRELESS PCS, LLC - DC |
WESTMINSTR |
| 667 |
314 |
36920 |
0 |
WIRELESS |
BARR TELL USA, INC. |
WESTMINSTR |
| 667 |
367 |
36920 |
0 |
LANDLINE |
BALTIMORE-WASHINGTON TELEPHONE (BWT) |
WESTMINSTR |
| 667 |
758 |
36920 |
-2 |
LANDLINE |
FRACTEL, LLC |
SILVER RUN |
| 667 |
788 |
36920 |
0 |
LANDLINE |
QUANTUM TELECOMMUNICATIONS, INC. - MD |
WESTMINSTR |
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