NRNumberResearch Membership · Data 09/17/2026

← Area code 410

VERIZON MARYLAND, INC.

510 prefixes in 410 · initial assignments from the NANPA CO code file, 09/17/2026

Prefixes held by VERIZON MARYLAND, INC. in area code 410
NPA-NXXRate centerOCNAssignedPooled
410-798 WEST RIVER 9212 — —
410-799 WATERLO238 9212 — —
410-803 FORK 9212 — Yes
410-810 CHESTERTN 9212 — Yes
410-813 WATERLO236 9212 — —
410-815 WATERLO236 9212 — —
410-817 FORK 9212 — Yes
410-819 EASTON 9212 — Yes
410-820 EASTON 9212 — —
410-821 TOWSON 9212 — —
410-822 EASTON 9212 — —
410-823 TOWSON 9212 — —
410-825 TOWSON 9212 — —
410-827 QUEENSTOWN 9212 — Yes
410-828 TOWSON 9212 — —
410-830 TOWSON 9212 — Yes
410-832 TOWSON 9212 — Yes
410-833 REISTERSTN 9212 — —
410-835 WILLARDS 9212 — Yes
410-836 BEL AIR 9212 — —
410-837 BALTIMORE 9212 — —
410-838 BEL AIR 9212 — —
410-840 REISTERSTN 9212 — Yes
410-841 SEVERNA PK 9212 — Yes
410-847 TOWSON 9212 — Yes
410-848 WESTMINSTR 9212 — —
410-849 SHERWD FOR 9212 — Yes
410-850 GLENBURNIE 9212 — —
410-851 TOWSON 9212 — —
410-853 TOWSON 9212 — Yes
410-854 WATERLO236 9212 — —
410-855 GLENBURNIE 9212 — Yes
410-856 BALTIMORE 9212 — Yes
410-857 WESTMINSTR 9212 — —
410-858 ANNAPOLIS 9212 2005-03-11 Yes
410-859 GLENBURNIE 9212 — —
410-860 SALISBURY 9212 — —
410-861 WESTMINSTR 9212 — Yes
410-863 GLENBURNIE 9212 — Yes
410-865 GLENBURNIE 9212 — Yes
410-866 ESSEX 9212 — —
410-867 WEST RIVER 9212 — Yes
410-869 CATONSVL 9212 — Yes
410-871 WESTMINSTR 9212 — Yes
410-872 COLUMBIA 9212 — —
410-873 NANTICOKE 9212 — Yes
410-875 SYKESVILLE 9212 — Yes
410-876 REISTERSTN 9212 — —
410-877 FALLSTON 9212 — Yes
410-879 FORK 9212 — —
410-880 WATERLO236 9212 — —
410-882 PARKVILLE 9212 — —
410-883 SHARPTOWN 9212 — Yes
410-884 COLUMBIA 9212 — —
410-885 CHESAPKECY 9212 — Yes
410-886 TILGHMAN 9212 — Yes
410-887 TOWSON 9212 — —
410-888 WATERLO236 9212 — Yes
410-889 BALTIMORE 9212 — —
410-892 GLENBURNIE 9212 — Yes
410-893 FORK 9212 — —
410-895 BALTIMORE 9212 — —
410-896 DELMAR 9212 — Yes
410-897 ANNAPOLIS 9212 — Yes
410-898 WATERLO236 9212 — —
410-901 CAMBRIDGE 9212 — Yes
410-902 PIKESVILLE 9212 — —
410-906 BALTIMORE 9212 — —
410-918 ESSEX 9212 — Yes
410-922 RANDALLSTN 9212 — —
410-923 MILLERSVL 9212 — —
410-928 MILLINGTON 9212 — Yes
410-931 PARKVILLE 9212 — —
410-933 PARKVILLE 9212 — —
410-938 TOWSON 9212 — Yes
410-939 HAVREGRACE 9212 — —
410-941 JARRETTSVL 9212 2001-08-21 Yes
410-942 HAVREGRACE 9212 — Yes
410-943 HURLOCK 9212 — Yes
410-944 WOODLAWN 9212 — —
410-945 BALTIMORE 9212 — —
410-946 SEVERNA PK 9212 — Yes
410-947 BALTIMORE 9212 — —
410-953 COLUMBIA 9212 — Yes
410-954 BALTIMORE 9212 — —
410-955 BALTIMORE 9212 — —
410-956 ANNAPOLIS 9212 — —
410-957 POCOMOKE 9212 — Yes
410-962 BALTIMORE 9212 — —
410-964 COLUMBIA 9212 — —
410-965 WOODLAWN 9212 — —
410-966 WOODLAWN 9212 — —
410-968 CRISFIELD 9212 — Yes
410-969 SEVERN 9212 — —
410-974 SEVERNA PK 9212 — —
410-975 SEVERNA PK 9212 — Yes
410-981 GLENBURNIE 9212 — Yes
410-983 FORK 9212 — Yes
410-986 BALTIMORE 9212 — —
410-987 SEVERN 9212 — —

These are initial assignees from NANPA CO-code records — because of number portability, the current serving carrier of individual numbers may differ. Bulk export requires a membership.