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Publication 28 - Postal Addressing Standards >
2 Postal Addressing Standards > 23 Delivery Address Line > 232 Street Name
Information found in the primary name field of the ZIP+4 file is used as the street name. The ZIP+4 file indicates the preferred primary street name to ensure that the correctly designated primary street record is matched during the address standardization processes.
Punctuation is normally limited to periods, slashes, and hyphens:
Note: Hyphens in the address range are significant and are not removed. Hyphens in the street or city name, however, normally are not significant and may be replaced with a space.