| Business | Phone |
| Berkeley Central Dispatch 802 Emmett Rousch Dr, Martinsburg 25401 | (304) 263-1330 |
| Berkeley County Animal Warden 700 S Queen St, Martinsburg 25401 | (304) 263-4729 |
| Berkeley County Circuit Clerk 110 W King St, Martinsburg 25401 | (304) 264-1918 |
| Berkeley County Commissioner 400 W Stephens St 201, Martinsburg 25401 | (304) 264-1923 |
| Berkeley County Engineering 400 W Stephens St 202, Martinsburg 25401 | (304) 264-1966 |
| Berkeley County Extension Ofc 400 W Stephens St, Martinsburg 25401 | (304) 264-1936 |
| Berkeley County Fiduciary 100 W King St 2, Martinsburg 25401 | (304) 264-1941 |
| Berkeley County Finance Office 100 W King St 3, Martinsburg 25401 | (304) 264-1943 |
| Berkeley County Fire Board 400 W Stephens St 206, Martinsburg 25401 | (304) 264-1945 |
| Berkeley County Hunting & Fish 100 W King St, Martinsburg 25401 | (304) 264-1942 |
| Berkeley County Law Enfrcmnt 802 Emmett Rousch Dr, Martinsburg 25401 | (304) 267-7000 |
| Berkeley County Office 400 W Stephens St 206, Martinsburg 25401 | (304) 263-3039 |
| Berkeley County Prosecutor 101 S Spring St, Martinsburg 25401 | (304) 264-1971 |
| Berkeley County Purchasing 100 W King St, Martinsburg 25401 | (304) 264-1924 |
| Berkeley County Voters Rgstrtn 100 W King St # 3, Martinsburg 25401 | (304) 264-1988 |