802-299-1208 855-737-4578 936-230-6910
718-519-4249 207-248-3903 307-721-5482
302-381-9413 502-410-6896 877-899-0816
Index - Area Code 301 - Maryland Prefix 301-392 - LA PLATA, MD (VERIZON MARYLAND, INC.)NPA-NXX-X Location Phone Company 301-392-0XXX LA PLATA, MD VERIZON MARYLAND, INC. 301-392-1XXX LA PLATA, MD VERIZON MARYLAND, INC. 301-392-2XXX LA PLATA, MD PAETEC COMMUNICATIONS, INC. - MD 301-392-3XXX LA PLATA, MD VERIZON MARYLAND, INC. 301-392-4XXX LA PLATA, MD CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 301-392-5XXX LA PLATA, MD VERIZON MARYLAND, INC. 301-392-6XXX LA PLATA, MD VERIZON MARYLAND, INC. 301-392-7XXX LA PLATA, MD BANDWIDTH.COM CLEC, LLC - MD 301-392-8XXX LA PLATA, MD ATX TELECOMMUNICATIONS SERVICES, LTD-MD 301-392-9XXX LA PLATA, MD VERIZON MARYLAND, INC.