First-Class Mail Rhode Island → Texas: 2–3 Business Days

USPS standard for First-Class Mail (letters, flats ≤ 13 oz) from Rhode Island (028/029 ZIPs) to Texas (75x–79x ZIPs) is 2–3 business days.

Typical Flow

1. Providence P&DC →
2. Air transport (Southwest / contract) → Dallas/Fort Worth or Houston P&DC →
3. Local delivery unit.

Variables

• Drop-off time (before last collection = same-day dispatch).
• Weekend/holiday (adds non-business days).
• Weather (TX winter storms, NE nor'easters).
• Non-machinable items (+1 day).

Tracking

First-Class letters: no tracking (unless Registered Mail). Flats > 3/4" thick: tracking available. For visibility, use Priority Mail (1–3 days, tracking included).