warm-blooded animals (cats, dogs, guinea pigs, hamsters, mice, rabbits, rats, squirrels)
For warm-blooded animals (cats, dogs, guinea pigs, hamsters, mice, rabbits, rats, squirrels), carrier is USPS; restriction type is prohibited; scope is all domestic mail; conditions is Warm-blooded animals, except for adult birds and specified day-old birds, are not mailable; nonmailable list includes cats or kittens, dogs or puppies, guinea pigs, hamsters, mice, rabbits, rats, squirrels and flying squirrels, recorded from its source on 2026-08-04.
- Item category
- warm-blooded animals (cats, dogs, guinea pigs, hamsters, mice, rabbits, rats, squirrels) unconfirmed
- Carrier
- USPS our reading
- Restriction type
- prohibited our reading
- Scope
- all domestic mail our reading
- Conditions
- Warm-blooded animals, except for adult birds and specified day-old birds, are not mailable; nonmailable list includes cats or kittens, dogs or puppies, guinea pigs, hamsters, mice, rabbits, rats, squirrels and flying squirrels unconfirmed
Values marked unconfirmed are shown, but we could not tie them to the quote below: Conditions, Item category. Read the quote and judge them yourself.
Values marked our reading are our classification of what the source says — the source does not print them in those words. The quote below is the evidence for each one; judge it yourself.
What the source says
Warm-blooded animals, except for adult birds and specified day-old birds under the specific conditions in this section, are not mailable.
— pe.usps.com, retrieved 2026-08-04
Source
- pe.usps.comhttps://pe.usps.com/text/pub52/pub52c5_008.htm