Android ships no country settings: these are its carriers in Spain.

Carrier	File	Updated
2 21403IMSI=2140359	21403IMSI=2140359
Yoigo	21404	2026-09-16
Vodafone	21406
2 21406GID1=0008	21406GID1=0008
2 21406IMSI=2140606	21406IMSI=2140606
21406SPN=PEPEPHONE	21406SPN=PEPEPHONE
2 21407IMSI=2140759577XXXXX	21407IMSI=2140759577XXXXX
2 21407IMSI=2140796692XXXXX	21407IMSI=2140796692XXXXX
E Euskaltel	21408
O ONO	21418
A altecom	altecom_es
A avatel	avatel_es
C cablemovil	cablemovil_es
C carrefour	carrefour_es
D digimobil	digimobil_es
E euskaltel	euskaltel_es
F fi	fi_es
F fibracat	fibracat_es
F finetwork	finetwork_es
G guuk	guuk_es
I inet	inet_es
jazztel	jazztel_es
lebara	lebara_es
L llamaya	llamaya_es
L lobster	lobster_es
L low	low_es
Lowi	lowi_es	2026-09-16
L lyca	lyca_es
L lycamobile	lycamobile_es
masmovil	masmovil_es
M mobiler	mobiler_es
Movistar	movistar_es	2026-09-16
Orange	orange_es	2026-09-16
pepephone	pepephone_es
P ptvtelecom	ptvtelecom_es
R r	r_es
R racc	racc_es
S simyo	simyo_es
S sweno	sweno_es
t2	t2_es
T telecable2	telecable2_es
T telecable	telecable_es
V virgintelco	virgintelco_es
vodafone ES	vodafone_es	2026-09-16
Yoigo	xfera_es	2026-09-16
yoigo	yoigo_es