The ll and ch were also formerly considered single letters and sorted separately after l and c, but in 1994, the tenth congress of the Association of Spanish Language Academies changed the collating order so that ll came to be sorted between lk and lm in the dictionary and ch came to be sorted between cg and ci; those digraphs were still formally designated as letters, but in 2010 the  changed it, so they are no longer considered letters at all.
ðɪ ˌɛlˈɛl ænd sˌiːˈeɪtʃ wɜːɹ ˈɔːlsoʊ fˈɔːɹmɚli kənsˈɪdɚd sˈɪŋɡəl lˈɛɾɚz ænd sˈɔːɹɾᵻd sˈɛpɹətli ˈæftɚɹ ˈɛl ænd sˈiː, bˌʌt ɪn nˈaɪntiːnhˈʌndɹɪd nˈaɪnti fˈoːɹ, ðə tˈɛnθ kˈɑːŋɡɹəs ʌvðɪ ɐsˌoʊsɪˈeɪʃən ʌv spˈænɪʃ lˈæŋɡwɪdʒ ɐkˈædəmiz tʃˈeɪndʒd ðə kˈoʊleɪɾɪŋ ˈɔːɹdɚ sˌoʊ ðæt ˌɛlˈɛl kˈeɪm təbi sˈɔːɹɾᵻd bᵻtwˌiːn ˌɛlkˈeɪ ænd ˌɛlˈɛm ɪnðə dˈɪkʃənˌɛɹi ænd sˌiːˈeɪtʃ kˈeɪm təbi sˈɔːɹɾᵻd bᵻtwˌiːn sˌiːdʒˈiː ænd sˈaɪ; ðoʊz dˈɪɡɹæfz wɜː stˈɪl fˈɔːɹməli dˈɛzɪɡnˌeɪɾᵻd æz lˈɛɾɚz, bˌʌt ɪn tˈuː θˈaʊzənd tˈɛn ðə tʃˈeɪndʒd ɪt, sˌoʊ ðeɪ ɑːɹ nˌoʊ lˈɑːŋɡɚ kənsˈɪdɚd lˈɛɾɚz æɾ ˈɔːl.