Periurban file
Region EDS
Baltimore City 1-218 & 259-269
Baltimore County 219-258
Periurban
Baltimore Co. 219, 220, 221, 226, 228, 242, 243, 244, 245, 247, 253, 256, 257, 258
Anne Arundel 2526
Buffalo City 109-175
Periurban 77, 82, 88, 95, 104, 105, 107, 108
Chicago 1-190
Periurban 191, 192, 195, 196, 197, 212, 215, 216
New Orleans Old City
Fouboughs
Algiers
Hinterland
New York City and Brooklyn All Urbanized, impossible to reasonably separate beyond from Periurban
St. Louis City 1-169
Old City 1-155
New Annex 156-169
Periurban (St Louis Co.) 170-181
Periurban (St. Claire Co.) 26, 33, 34, 35, 36, 37, 42, 43 (includes E. St Louis)