cmoore@brl.mil (VLD/VMB) (09/17/90)
Joel B. Levin <levin@bbn.com> writes: >The first time I saw NXX exchanges in real application (Manhattan >telephone numbers in A.C. 212)" Apparently he did not have occasion to look up or call the U.S. west coast? Area 213 had N0X/N1X prefixes (starting in 1973) before area 212, which until 1984 covered all of New York City.