Preview 436,579 permits — every permit Chicago, Austin and Seattle issued in the last ten years. The full load is in progress, so this is how far it has got. Sourced from city open-data portals. Data as of 2026-09-20.

Chicago · permit 100715776

434 W ONTARIO ST

DOUBLE FACE PROJECTING WALL SIGN 3'.0HT X 6'.0 L RIVER NORTH DENTAL GROUP 434 W ONTARIO FACING EAST/WEST NORTH SIDE OF STREET ALUMINUM CABINET & FACE BACK LIT CHANNEL LETTERS ILLUMINATED LED WITH DIMMER SWITCH UL#HN255542 PWU#1128979 DX-7

Permit

Permit type
PERMIT - SIGNS
Class
Unknown
Trade
Electrical
Nature of work
Other

Location

City
Chicago
State
IL

Dates

Applied
2017-08-15
Issued
2017-11-09
Time to issue
86 days

Chicago details

Review type
SIGN PERMIT
Community area (code)
8

Data as of 2026-09-20.

Other permits issued in Chicago, November 2017