On websites such as About.com Choosing an Oakland Neighborhood, is mention of both Melrose Heights and Fairfax as different neighborhoods "... remember that parts of Oakland often have multiple names. For example, East Oakland is a term for a part of Oakland. Seminary, Melrose Heights, and Fairfax (among many others) are neighborhoods within East Oakland. Similarly, the Oakland Hills area contains Montclair, Forestland, Crestmont, and several other neighborhoods."
In the 1916-1917 Department of Public Instruction Oakland California School Directory, Melrose School is listed as being located at "Fifty-second Ave. and E. 14 St. (E. 14th St. car marked "Elmburst" at 13th and Broadway to 52nd Ave.) and Melrose Heights School as located at "Congress and Ignacio Sts. (55th Ave. car east at 12th and Broadway to Congress St.)"
DeepOakland.org lists the following neighborhoods as part of East Oakland: Maxwell Park, Seminary, Picardy, Fairfax, Melrose, Havenscourt, Castlemont, Elmhurst, Stonehurst, Brookfield Village, Sobrante Park, Columbia Gardens and Airport.
OaklandLocal.com article More Oaklanders using SeeClickFix to call attention to problem areas throughout city published July 24, 2012 mentions Melrose Heights as an Oakland neighborhood "reporting has widened and residents from Prescott to points south of Melrose Heights are reporting issues of concern."
City-Data.com has a detailed profile with map of " Fairfax Business (Wentworth) neighborhood in Oakland, California (CA) 94601.
Pages tagged “Melrose Heights”
Melrose Heights (Oakland, Calif.) by Minney-Morse Company (1920's) [This book appears to be out-of-print, with no copy in the Oakland Public Library, no Google e-book, and none on ABE.com]
An interesting article from the Oakland Tribune about "Antique Row" which would been the heart of Fairfax Business.