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Area Codes that cover ZIP Code 21045
COLUMBIA, MD
ZIP Code 21045 Details
Zip Code: | 21045 | | Population: | 38,288 |
Area Code: | 240 | 301 | 410 | 443 | 667 | Households per Zip Code: | 14,725 |
City: | COLUMBIA | Average House Value: | $347,100 |
State: | MD | Avg. Income Per Household: | $103,130 |
County: | HOWARD | Persons Per Household | 2.59 |
Latitude: | 39.207766 | White Population: | 20,870 |
Longitude: | -76.82643 | Black Population: | 12,202 |
Elevation: | 399 | Hispanic Population: | 4,174 |
City Alias(es): | COLUMBIA | Number of Businesses: | 1380 |
MSA: | 8872 |
MSA Name: | Washington-Baltimore, DC-MD-VA-WV CMSA |
PMSA: | 0720 |
AreaCodes & Prefixes for ZIP Code 21045
Area Code |
Prefix |
Zip Count |
ZIP Freq |
Type |
Company |
Rate Center |
240 |
319 |
38288 |
-1 |
WIRELESS |
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
LAUREL238 |
240 |
517 |
38288 |
-1 |
WIRELESS |
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
LAUREL238 |
240 |
540 |
38288 |
-1 |
LANDLINE |
WIDE VOICE, LLC - MD |
WSNG238Z13 |
240 |
571 |
38288 |
-1 |
WIRELESS |
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
LAUREL238 |
240 |
653 |
38288 |
-1 |
WIRELESS |
PEERLESS NETWORK OF MARYLAND, LLC |
LAUREL238 |
240 |
708 |
38288 |
-1 |
WIRELESS |
LEVEL 3 COMMUNICATIONS, LLC - MD |
LAUREL238 |
240 |
712 |
38288 |
-1 |
WIRELESS |
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
LAUREL238 |
240 |
749 |
38288 |
-1 |
WIRELESS |
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
LAUREL238 |
240 |
856 |
38288 |
-1 |
WIRELESS |
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
LAUREL238 |
240 |
904 |
38288 |
-1 |
WIRELESS |
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
LAUREL238 |
240 |
930 |
38288 |
-1 |
WIRELESS |
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
LAUREL238 |
240 |
972 |
38288 |
-1 |
LANDLINE |
BALTIMORE-WASHINGTON TELEPHONE (BWT) |
LAUREL238 |
240 |
975 |
38288 |
-1 |
WIRELESS |
|
|
301 |
310 |
38288 |
0 |
LANDLINE |
VERIZON MARYLAND, INC. |
LAUREL238 |
301 |
532 |
38288 |
-1 |
WIRELESS |
OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
LAUREL238 |
301 |
596 |
38288 |
-1 |
LANDLINE |
VERIZON MARYLAND, INC. |
LAUREL238 |
301 |
854 |
38288 |
-2 |
LANDLINE |
VERIZON MARYLAND, INC. |
ASHTON238 |
410 |
290 |
38288 |
0 |
LANDLINE |
VERIZON MARYLAND, INC. |
COLUMBIA |
410 |
309 |
38288 |
0 |
LANDLINE |
VERIZON MARYLAND, INC. |
COLUMBIA |
410 |
312 |
38288 |
0 |
LANDLINE |
VERIZON MARYLAND, INC. |
COLUMBIA |
410 |
381 |
38288 |
0 |
LANDLINE |
VERIZON MARYLAND, INC. |
COLUMBIA |
410 |
447 |
38288 |
-1 |
WIRELESS |
USA MOBILITY WIRELESS, INC. |
COLUMBIA |
410 |
509 |
38288 |
-2 |
LANDLINE |
BALTIMORE-WASHINGTON TELEPHONE (BWT) |
WATERLO236 |
410 |
531 |
38288 |
-2 |
LANDLINE |
VERIZON MARYLAND, INC. |
COLUMBIA |
410 |
705 |
38288 |
-2 |
LANDLINE |
BANDWIDTH.COM CLEC, LLC - MD |
WATERLO236 |
410 |
707 |
38288 |
-1 |
WIRELESS |
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
COLUMBIA |
410 |
715 |
38288 |
-1 |
LANDLINE |
VERIZON MARYLAND, INC. |
COLUMBIA |
410 |
730 |
38288 |
-1 |
LANDLINE |
VERIZON MARYLAND, INC. |
COLUMBIA |
410 |
740 |
38288 |
-1 |
LANDLINE |
VERIZON MARYLAND, INC. |
COLUMBIA |
410 |
772 |
38288 |
-1 |
LANDLINE |
VERIZON MARYLAND, INC. |
COLUMBIA |
410 |
824 |
38288 |
-2 |
LANDLINE |
LEVEL 3 TELECOM OF MARYLAND, LLC - MD |
WATERLO236 |
410 |
834 |
38288 |
-2 |
LANDLINE |
CENTURYLINK COMMUNICATIONS, LLC |
WATERLO236 |
410 |
862 |
38288 |
-2 |
LANDLINE |
ONVOY, LLC - MD |
WATERLO236 |
410 |
872 |
38288 |
0 |
LANDLINE |
VERIZON MARYLAND, INC. |
COLUMBIA |
410 |
884 |
38288 |
-1 |
LANDLINE |
VERIZON MARYLAND, INC. |
COLUMBIA |
410 |
953 |
38288 |
0 |
LANDLINE |
VERIZON MARYLAND, INC. |
COLUMBIA |
410 |
964 |
38288 |
-1 |
LANDLINE |
VERIZON MARYLAND, INC. |
COLUMBIA |
410 |
985 |
38288 |
-2 |
LANDLINE |
BALTIMORE-WASHINGTON TELEPHONE (BWT) |
WATERLO236 |
410 |
988 |
38288 |
-2 |
LANDLINE |
VERIZON MARYLAND, INC. |
ELLICOTTCY |
410 |
992 |
38288 |
0 |
LANDLINE |
VERIZON MARYLAND, INC. |
COLUMBIA |
410 |
997 |
38288 |
-1 |
LANDLINE |
VERIZON MARYLAND, INC. |
COLUMBIA |
443 |
259 |
38288 |
0 |
LANDLINE |
VERIZON MARYLAND, INC. |
COLUMBIA |
443 |
285 |
38288 |
0 |
LANDLINE |
VERIZON MARYLAND, INC. |
COLUMBIA |
443 |
319 |
38288 |
-1 |
LANDLINE |
CAVALIER TELEPHONE, LLC (MID-ATLANTIC) - MD |
COLUMBIA |
443 |
329 |
38288 |
-2 |
LANDLINE |
GLOBAL CROSSING LOCAL SERVICES, INC. - MD |
WATERLO236 |
443 |
351 |
38288 |
0 |
LANDLINE |
US LEC OF MARYLAND, INC. |
ODENTON |
443 |
367 |
38288 |
-1 |
LANDLINE |
VERIZON MARYLAND, INC. |
COLUMBIA |
443 |
471 |
38288 |
0 |
LANDLINE |
US LEC OF MARYLAND, INC. |
PIKESVILLE |
443 |
514 |
38288 |
0 |
LANDLINE |
US LEC OF MARYLAND, INC. |
CATONSVL |
443 |
518 |
38288 |
-1 |
LANDLINE |
VERIZON MARYLAND, INC. |
COLUMBIA |
443 |
535 |
38288 |
-2 |
LANDLINE |
VERIZON MARYLAND, INC. |
COLUMBIA |
443 |
537 |
38288 |
0 |
LANDLINE |
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
COLUMBIA |
443 |
538 |
38288 |
0 |
WIRELESS |
OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
COLUMBIA |
443 |
539 |
38288 |
0 |
LANDLINE |
US LEC OF MARYLAND, INC. |
COLUMBIA |
443 |
542 |
38288 |
-1 |
LANDLINE |
COMCAST IP PHONE, LLC |
COLUMBIA |
443 |
545 |
38288 |
-1 |
LANDLINE |
LEVEL 3 COMMUNICATIONS, LLC - MD |
COLUMBIA |
443 |
561 |
38288 |
0 |
LANDLINE |
US LEC OF MARYLAND, INC. |
ELKRIDGE |
443 |
573 |
38288 |
0 |
LANDLINE |
US LEC OF MARYLAND, INC. |
BALTIMORE |
443 |
577 |
38288 |
0 |
LANDLINE |
US LEC OF MARYLAND, INC. |
GLENBURNIE |
443 |
583 |
38288 |
-1 |
LANDLINE |
CTC COMMUNICATIONS CORP. - MD |
COLUMBIA |
443 |
654 |
38288 |
-2 |
LANDLINE |
VERIZON MARYLAND, INC. |
WATERLO236 |
443 |
656 |
38288 |
-1 |
LANDLINE |
CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD |
COLUMBIA |
443 |
713 |
38288 |
-1 |
WIRELESS |
PEERLESS NETWORK OF MARYLAND, LLC |
GLENBURNIE |
443 |
714 |
38288 |
-1 |
LANDLINE |
SPRINT SPECTRUM, L.P. |
ANNAPOLIS |
443 |
718 |
38288 |
-1 |
LANDLINE |
US LEC OF MARYLAND, INC. |
COLUMBIA |
443 |
741 |
38288 |
-1 |
LANDLINE |
MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD |
COLUMBIA |
443 |
745 |
38288 |
-1 |
WIRELESS |
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
COLUMBIA |
443 |
753 |
38288 |
-2 |
LANDLINE |
MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
WATERLO236 |
443 |
766 |
38288 |
0 |
LANDLINE |
US LEC OF MARYLAND, INC. |
COLUMBIA |
443 |
780 |
38288 |
0 |
LANDLINE |
US LEC OF MARYLAND, INC. |
WOODLAWN |
443 |
812 |
38288 |
-1 |
WIRELESS |
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
COLUMBIA |
443 |
864 |
38288 |
-1 |
WIRELESS |
SPRINT SPECTRUM, L.P. |
COLUMBIA |
443 |
917 |
38288 |
-1 |
WIRELESS |
ONVOY, LLC - MD |
COLUMBIA |
443 |
979 |
38288 |
-1 |
WIRELESS |
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
COLUMBIA |
667 |
200 |
38288 |
-1 |
LANDLINE |
ONVOY, LLC - MD |
COLUMBIA |
667 |
240 |
38288 |
-1 |
LANDLINE |
BARR TELL USA, INC. |
COLUMBIA |
667 |
257 |
38288 |
-1 |
LANDLINE |
VONAGE AMERICA LLC |
COLUMBIA |
667 |
300 |
38288 |
-1 |
LANDLINE |
CORE COMMUNICATIONS, INC.- MD |
COLUMBIA |
667 |
322 |
38288 |
-2 |
LANDLINE |
RADIANTIQ LLC |
WATERLO236 |
667 |
421 |
38288 |
-1 |
WIRELESS |
|
|
667 |
480 |
38288 |
-2 |
LANDLINE |
|
|
667 |
786 |
38288 |
0 |
LANDLINE |
TELEPORT COMMUNICATIONS AMERICA, LLC - MD |
COLUMBIA |
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