Puebla City vs Puebla

Puebla City and Puebla both are nouns.

Word	Noun	Adjective	Verb	Adverb
Puebla City	Yes	No	No	No
Puebla	Yes	No	No	No

As nouns, Puebla City and Puebla are synonyms defined as:

Puebla City and Puebla: a city in south central Mexico (southeast of Mexico City) on the edge of central Mexican plateau

Other synonyms of Puebla City include Heroica Puebla de Zaragoza, Puebla de Zaragoza.

Puebla City (noun)	Puebla (noun)
a city in south central Mexico (southeast of Mexico City) on the edge of central Mexican plateau	a city in south central Mexico (southeast of Mexico City) on the edge of central Mexican plateau