Area Code 443 - Maryland
Every 443 prefix with its city and carrier. Got a specific number? Search it here.
Area code 443 serves Maryland (Eastern time zone) with 786 assigned prefixes. Major rate centers include Baltimore, Annapolis, Towson, Columbia, Glen Burnie, Catonsville, Pikesville, Salisbury. Received a call from a 443 number? Type the full number into the search box above to see its city, carrier, and community reports.
Prefixes in area code 443
| Prefix | City | State | Carrier |
|---|---|---|---|
| 443-963 | Baltimore | MD | BANDWIDTH.COM CLEC, LLC - MD |
| 443-964 | North Beach | MD | LEVEL 3 COMMUNICATIONS, LLC - MD |
| 443-965 | Baltimore | MD | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
| 443-966 | Fallston | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
| 443-967 | North East | MD | VERIZON MARYLAND, INC. |
| 443-968 | Prince Frederick | MD | NEW CINGULAR WIRELESS PCS, LLC - DC |
| 443-969 | Essex | MD | PAETEC ITEL, LLC |
| 443-970 | Baltimore | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
| 443-971 | Taneytown | MD | BANDWIDTH.COM CLEC, LLC - MD |
| 443-972 | Cambridge | MD | PAETEC ITEL, LLC |
| 443-973 | Ellicott City | MD | MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
| 443-974 | Westminster | MD | TELEPORT COMMUNICATIONS AMERICA, LLC - MD |
| 443-975 | Prince Frederick | MD | NEW CINGULAR WIRELESS PCS, LLC - DC |
| 443-977 | Baltimore | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
| 443-978 | Salisbury | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
| 443-979 | Columbia | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
| 443-980 | Catonsville | MD | NEW CINGULAR WIRELESS PCS, LLC - DC |
| 443-981 | Fallston | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
| 443-982 | Baltimore | MD | YMAX COMMUNICATIONS CORP. - MD |
| 443-983 | Baltimore | MD | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
| 443-984 | Baltimore | MD | VERIZON MARYLAND, INC. |
| 443-985 | Randallstown | MD | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
| 443-986 | Baltimore | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
| 443-987 | Bel Air | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
| 443-988 | Centreville | MD | LEVEL 3 COMMUNICATIONS, LLC - MD |
| 443-989 | Glen Burnie | MD | PAETEC ITEL, LLC |
| 443-990 | Baltimore | MD | BANDWIDTH.COM CLEC, LLC - MD |
| 443-991 | Towson | MD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
| 443-992 | Baltimore | MD | LEVEL 3 COMMUNICATIONS, LLC - MD |
| 443-993 | Elkton | MD | METROPCS, INC. |
| 443-994 | Annapolis | MD | NEW CINGULAR WIRELESS PCS, LLC - DC |
| 443-995 | Annapolis | MD | NEW CINGULAR WIRELESS PCS, LLC - DC |
| 443-996 | Catonsville | MD | NEW CINGULAR WIRELESS PCS, LLC - DC |
| 443-997 | Baltimore | MD | VERIZON MARYLAND, INC. |
| 443-998 | Parkville | MD | VERIZON MARYLAND, INC. |
| 443-999 | Baltimore | MD | VERIZON MARYLAND, INC. |
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